'Always congruent' diaporamas de présentation

5-1

Points, Lines, Planes, and Angles. 5-1. Warm Up. Problem of the Day. Lesson Presentation. Pre-Algebra. 5-1. Points, Lines, Planes, and Angles. Pre-Algebra. Warm Up Solve. 1. x + 30 = 90 2. 103 + x = 180 3. 32 + x = 180 4. 90 = 61 + x 5. x + 20 = 90. x = 60. x = 77.

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M2 Geometry Journal 1: Chapter 1 Geometry

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Parallel Lines

Parallel Lines. Lines that are the same distance apart, they never intersect. . Transversal line. E. F. A line that cuts through two parallel lines . Alternate interior angles. 1. 2.

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Warm Up Solve. 1. x + 30 = 90 2. 103 + x = 180 3. 32 + x = 180 4. 90 = 61 + x

7-1. Points, Lines, Planes, and Angles. Course 3. Warm Up Solve. 1. x + 30 = 90 2. 103 + x = 180 3. 32 + x = 180 4. 90 = 61 + x 5. x + 20 = 90. x = 60. x = 77. x = 148. x = 29. x = 70. 7-1. Points, Lines, Planes, and Angles. 1 3. 1 6. Course 3.

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12-1

Reflections. 12-1. Warm Up. Lesson Presentation. Lesson Quiz. Holt Geometry. Warm Up Given that ? ABC ? ? DEF, identify a segment or angle congruent to each of the following. 1. 2. 3. 4. 5. 6. Objective. Identify and draw reflections. Vocabulary. isometry.

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8-3

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Learn to understand relationships of angles .

Learn to understand relationships of angles. Vocabulary. congruent vertical angles adjacent angles complementary angles supplementary angles. Congruent angles have the same measure.

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Special Right Triangles

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